@article{FORUM_1989__1_3_141622,
     author = {Abdelkader Mokkadem},
     title = {Orbites de semi-groupes de morphismes r\'eguliers et syst\`emes non lin\'eaires en temps discret.},
     journal = {Forum mathematicum},
     pages = {359--376},
     publisher = {mathdoc},
     volume = {1},
     number = {3},
     year = {1989},
     zbl = {0682.93007},
     url = {http://geodesic.mathdoc.fr/item/FORUM_1989__1_3_141622/}
}